Uca (Celuca) [crenulata] uruguayensis

Purple fiddler crabs indicate locations where this name has been applied (whether correctly or incorrectly) in the scientific record; blue fiddler crabs surrounded by a dashed circle indicate the same but for larger, general regions; a skull and crossbones indicates locations where this name has been applied to a fossil; and red circles with an x indicate false or mistaken records from the scientific record.